    body {
        font-family: Arial, sans-serif;
        background-color: #000;
        color: #fff;
        margin: 0;
        padding: 0;
    }

    .container {
        padding: 20px;
    }

    .header {
        display: flex;
        align-items: center;
    }
    
    .back-link {
        color: #fff;
        text-decoration: none;
        margin-right: 10px;
    }
    
    h1 {
        margin-top: 0;
        color: white;
        margin-left: 90px;
        font-size: 20px;
    }

    input[type="text"] {
        width: 95%;
        padding: 10px;
        margin-bottom: 10px;
        background-color: #333;
        border: none;
        color: #fff;
    }

    h2 {
        margin-top: 20px;
        font-size: 15px;
    }

    ul {
        list-style: none;
        padding: 0;
    }

    li {
        background-color: #333;
        padding: 10px;
        margin-bottom: 10px;
    }

    .hashtag {
        color: #ff0000;
        margin-right: 5px;
    }